text: Lorenzo Insigne's deflected 25-yard shot gave the hosts the lead six minutes before the break.
  Giacomo Bonaventura levelled at the far post five minutes later with Milan's first shot on target.
  Napoli, chasing their first league title since 1990, are a point behind Juventus, who drew 0-0 at Bologna on Friday.
target: Napoli wasted a chance to return to the top of Serie A when they were held at home by AC Milan on Monday.